A northwesterly and variable flow prevails over the South and the West of the basin. Over the North-East, it is southerly, weak and particularly variable.
For Lancieux - Port de l"Islet :
No gale warning.
The reliability of the situation is poor.
For the night from Thursday to Friday NW wind force 3 continuing all night. Gusts reaching 15 knots in the early part of the night.
Smooth to slight sea becoming slight at the end of the night. Low, fairly long swell from WNW. Excellent visibility becoming poor in the middle of the night then reduced by mist. Daytime of Friday 14 august : Warning:reduced visibility early in the day.
Fog giving way to sun in early morning, sunny in the afternoon. No precipitation. In the evening, relatively clear skies becoming changeable.
NW wind force 3 continuing all day. Gusts reaching 19 knots in the evening. Slight sea temporarily smooth to slight in the middle of the day. Low, fairly long swell from WNW. Visibility reduced by mist becoming excellent in the middle of the day then reduced by mist.